class BlackjackController:
    """Blackjack controller."""

    def __init__(self, deck: Deck, view: 'BlackjackView'):
        """
        Start new blackjack game.

        :param deck: deck to draw cards from.
        :param view: view to communicate with.
        """
        self.view = view
        if deck.is_shuffled is False:
            deck.shuffle()
        if deck.is_shuffled is True:
                self.lets_the_game_begin(deck, view)

    def lets_the_game_begin(self, deck: Deck, view: 'BlackjackView'):
        """
        Just helping function.

        :param deck:
        :param view:
        :return:
        """
        self.hands_of_fate(deck)
        wish = True
        if self.player.score == 21:
            self.view.player_won(self.state)
            return
        elif self.player.score < 21:
            want_wish = view.ask_next_move(self.state)
            if want_wish == 'H':
                while wish is True:
                    self.player.add_card(deck.draw())
                    if self.player.score == 21:
                        self.view.player_won(self.state)
                        return
                    elif self.player.score > 21:
                        self.view.player_lost(self.state)
                        return
                    else:
                        want_wish = view.ask_next_move(self.state)
                        if want_wish == 'S':
                            wish = False
        self.dealers_choice(deck)
        return

    def hands_of_fate(self, deck: Deck):
        """
        Both players hand.

        :param deck:
        :return:
        """
        self.player = Hand()
        self.PyCharm = Hand()
        self.state = {'dealer': self.PyCharm, 'player': self.player}
        self.player.add_card(deck.draw())
        self.PyCharm.add_card(deck.draw())
        self.player.add_card(deck.draw())
        self.PyCharm.add_card(deck.draw())

    def dealers_choice(self, deck: Deck):
        """
        Dealer makes his choice.

        :return:
        """
        while self.PyCharm.score > self.player.score:
            self.PyCharm.add_card(deck.draw())
            if self.PyCharm.score > self.player.score and self.PyCharm.score < 22:
                self.view.player_lost(self.state)
                return
            if self.PyCharm.score > self.player.score and self.PyCharm.score > 21:
                self.view.player_won(self.state)
                return